NOAA S-57 chart cell
Gulf of America - 6NM S OF FREEPORT HARBOR ENTRANCE
US5FPOBB
- Usage band
- Harbor · code 5
- Current edition
- 4.1
- Features
- 41
- S-57 layers
- 19
- Published
- Sep 9, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 28.87500° N
- South
- 28.80000° N
- West
- 95.32500° W
- East
- 95.25000° W
- Center
- 28.83750° N, 95.28750° W
- Bounds area
- 18 sq nm
- Feature density
- 2.3082 / sq nm
Chart Statistics
19 largest layers shown
- Average features per layer
- 2.2
- Smallest layer
- 1
- Largest layer
- 10
- Area sq km
- 61
- Features per sq km
- 0.67296
- PIPSOL 10
- SBDARE Seabed area 4
- DEPARE Depth area 3
- M_QUAL Data quality 3
- OBSTRN Obstruction 3
- SOUNDG Sounding 3
- DEPCNT Depth contour 2
- DMPGRD 2
- ACHARE Anchorage area 1
- ADMARE 1
- CBLSUB 1
- FAIRWY Fairway 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- OFSPLF 1
- SEAARE Sea area 1
- WRECKS Wreck 1
Nearby Chart Cells
Harbor usage band
Current Edition Files
The NOAA ZIP archive is the upstream source for this chart cell; the other files are Open Ships generated derivatives for web and GIS use.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US5FPOBB.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/harbor/US5FPOBB/4.1/US5FPOBB.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/harbor/US5FPOBB/4.1/US5FPOBB.001
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5FPOBB/4.1/US5FPOBB.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5FPOBB/4.1/US5FPOBB.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5FPOBB/4.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 4.1 | Sep 9, 2025 | metadata.json |